<dec f='src/src/sys/uvm/uvm_extern.h' l='556' type='void ubchist_init()'/>
<use f='src/src/sys/kern/init_main.c' l='293' u='c' c='main'/>
<def f='src/src/sys/uvm/uvm_bio.c' l='216' ll='221' type='void ubchist_init()'/>
